Not that “What Happens in Vegas” is any kind of great movie, but it’s an exceedingly bright comedy that never makes you feel stupid for enjoying its brisk pacing, smart lines, sound construction and superb comic acting, not only from Ashton Kutcher but from Cameron Diaz and well-chosen No. 2 bananas Rob Corddry and Lake Bell.

David Wain, director of “Wet Hot American Summer,” creator of the sketch comedy series “The State” and founding member of the improv troupe Stella, brings his popular brand of surrealist yet mundane humor to the big screen with more or less dreadful results.

Anyone old enough to remember when the New York Nets regaled the Nassau Coliseum by doing everything with a red-white-and-blue basketball short of boiling it for breakfast can appreciate the comedic possibilities to be mined from the American Basketball Association.

Hong Kong comedian Stephen Chow has been a major player in the area’s film industry for almost two decades, but it wasn’t until 2001’s “Shaolin Soccer” followed by 2004’s “Kung Fu Hustle” that Chow really rocketed to the stratosphere, where he currently presides over Chinese-language cinema like a heavenly king.